Capacitive Touch Relay Module 3/4/8 Key Options

34.99 

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🏷️ Condition: New

🚚 Ships from: HK Warehouse – Hong Kong (China)

↩️ Easy Returns within 30 days of receipt

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This capacitive key module features a compact 70×70mm design and supports 3, 4, or 8 touch keys with switchable modes: self-locking, interlocking, and inching. Operating within a 5V to 24V power range, it provides output voltages from 5V to 24V and includes advanced anti-interference capability with no mechanical wear, ensuring long-term durability. Equipped with TTL serial and RS485 communication interfaces using Modbus-RTU protocol at 9600 baud, it offers reverse polarity protection and operates efficiently within 0°C to 70°C temperatures. Compatible with 12V, 24V, or 5V power supplies, this touch switch module is perfect for automation, smart control, and high-reliability electronic projects.

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